package com.gs.gms.dao;

import java.util.List;

import com.gs.gms.common.exceptions.GmsDataAccessException;
import com.gs.gms.model.entity.User;

public interface UserDao {

	User getUserById(long id) throws GmsDataAccessException;
	
	User saveUser(User user) throws GmsDataAccessException;
	
	List<User> getAllConnectedUsers(String userName) throws GmsDataAccessException;
}
